PIC16F7X
15.3 Timing Parameter Symbology
The timing parameter symbols have been created
using one of the following formats:
1. TppS2ppS
2. TppS
T
3. TCC:ST
4. Ts
(I2C specifications only)
(I2C specifications only)
F
Frequency
Lowercase letters (pp) and their meanings:
pp
cc
T
Time
CCP1
CLKOUT
CS
osc
rd
OSC1
RD
ck
cs
di
rw
sc
ss
t0
RD or WR
SCK
SDI
do
dt
SDO
SS
Data in
I/O port
MCLR
T0CKI
T1CKI
WR
io
t1
mc
wr
Uppercase letters and their meanings:
S
F
H
I
Fall
P
R
V
Z
Period
High
Rise
Invalid (Hi-impedance)
Low
Valid
L
Hi-impedance
I2C only
AA
output access
Bus free
High
Low
High
Low
BUF
TCC:ST (I2C specifications only)
CC
HD
ST
DAT
STA
Hold
SU
Setup
DATA input hold
START condition
STO
STOP condition
FIGURE 15-3:
LOAD CONDITIONS
Load Condition 1
VDD/2
Load Condition 2
RL
CL
CL
Pin
Pin
VSS
VSS
RL = 464Ω
CL = 50 pF
15 pF
for all pins except OSC2, but including PORTD and PORTE outputs as ports
for OSC2 output
Note: PORTD and PORTE are not implemented on the PIC16F73/76 devices.
2002 Microchip Technology Inc.
DS30325B-page 125
MICROCHIP [ MICROCHIP ]
